Maiasaura vs Parasaurolophus
A detailed side-by-side comparison of Maiasaura and Parasaurolophus, covering size, diet, classification, geologic period, and discovery history.
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| Свойство | Maiasaura | Parasaurolophus |
|---|---|---|
| Научное название | Maiasaura peeblesorum | Parasaurolophus walkeri |
| Классификация | Hadrosauridae | Hadrosauridae |
| Период | Cretaceous Late | Cretaceous Late |
| Питание | Herbivore | Herbivore |
| Длина | 9.0 m | 9.5 m |
| Height | 2.3 m | 2.8 m |
| Вес | 4.0 t | 2.5 t |
| Год открытия | 1979 | 1922 |
| Место открытия | Two Medicine Formation, Montana, USA | Sand Creek, Alberta, Canada |
| Назван | Jack Horner & Robert Makela | William Parks |
Size Comparison
roughly the length of a large SUV
roughly the length of a large SUV
Weight Comparison
comparable to 4.0 small cars
comparable to 2.5 small cars
Timeline Comparison
Maiasaura and Parasaurolophus both lived during the Cretaceous Late period and may have shared the same habitats.
Diet Comparison
Maiasaura
HerbivoreMaiasaura was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Parasaurolophus
HerbivoreParasaurolophus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Classification Comparison
Maiasaura
Parasaurolophus
Both dinosaurs share a common ancestor within the Hadrosauridae clade.
Ключевые различия
- Both were Late Cretaceous hadrosaurs of North America, but Maiasaura lacked the dramatic cranial crest of Parasaurolophus.
- Maiasaura is famous for evidence of parental care — nesting colonies show it fed and protected its young.
- Parasaurolophus's crest was a resonating chamber for vocalization; Maiasaura communicated through other means.
- Maiasaura (9 m, ~4,000 kg) was slightly larger than Parasaurolophus (9.5 m, ~2,500 kg).
- Maiasaura's name means 'good mother lizard'; Parasaurolophus means 'near crested lizard'.
Did You Know?
Both Maiasaura and Parasaurolophus were herbivores.
Both dinosaurs lived during the Cretaceous Late period and may have coexisted.
Parasaurolophus was discovered 57 years earlier, in 1922.
Both belong to the Hadrosauridae clade, making them relatively close relatives.
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